Improve explanation of path conflicts in project config doc
Change-Id: I56b063790eb48e649b8380a008ff02902bffcf5e
diff --git a/Documentation/project-setup.txt b/Documentation/project-setup.txt
index 244b4b8..36d3c60 100644
--- a/Documentation/project-setup.txt
+++ b/Documentation/project-setup.txt
@@ -108,9 +108,11 @@
fast-forwarded to the change.
When Gerrit tries to do a merge, by default the merge will only
-succeed if there is no path conflict. By selecting the checkbox
-`Automatically resolve conflicts` Gerrit will try do a content merge
-if a path conflict occurs.
+succeed if there is no path conflict. A path conflict occurs when
+the same file has also been changed on the other side of the merge.
+
+If `Automatically resolve conflicts` is enabled, Gerrit will try
+to do a content merge when a path conflict occurs.
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